CVE-2021-21017
CISA KEV
ACT NOW
Priority: 0.00
BB Relevance:
0/100
Published: N/A
Modified: N/A
First seen: 2026-10-29
Status: pending_score
Description
Acrobat Acrobat and Reader contain a heap-based buffer overflow vulnerability that could allow an unauthenticated attacker to achieve code execution in the context of the current user.
CISA Known Exploited Vulnerability
Vendor / Product
Adobe — Acrobat and Reader
Date Added
2021-11-03
Remediation Due
2021-11-17
https://nvd.nist.gov/vuln/detail/CVE-2021-21017